1 /* Install given floating-point environment.
2 Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Andreas Jaeger <aj@suse.de>, 1998.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22 #include <fpu_control.h>
25 fesetenv (const fenv_t *envp)
29 /* Read first current state to flush fpu pipeline. */
32 if (envp == FE_DFL_ENV)
33 _FPU_SETCW (_FPU_DEFAULT);
34 else if (envp == FE_NOMASK_ENV)
35 _FPU_SETCW (_FPU_IEEE);
37 _FPU_SETCW (envp->__fp_control_register);
43 libm_hidden_def (fesetenv)